King's Indian Attack, with Bf5 (4. O-O Bf5)

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5

King's Indian Attack, with Bf5 after 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 87654321abcdefgh

The King's Indian Attack, with Bf5 is a chess opening classified as ECO A07, reached after 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5. White is to move. 3 named lines continue from this position.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 168 times by this move order. White won 51%, 9% were drawn and Black won 40%. The most popular continuation is 5. d3 (57% of games).

Engine evaluation: +0.32 (Stockfish, depth 46; best line 5. c4 e6 6. Qb3 Qc7 7. d3 Bd6)

ECO
A07
Moves
8 plies
FEN
rn1qkb1r/pp2pppp/2p2n2/3p1b2/8/5NP1/PPPPPPBP/RNBQ1RK1 w kq - 2 5
PGN
1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5

Analyse with Stockfish · Board image (SVG) · Open on Lichess

Results by rating

Average ratingGamesWhite / draw / Black
0-1499450%50%
1500-19993361%12%27%
2000+13148%44%
All16851%40%

Most played moves

MoveGamesWhite / draw / Black
5. d396 (57%)50%45%
5. c435 (21%)51%12%37%
5. d423 (14%)39%22%39%
5. b37 (4%)86%14%
5. c31 (1%)100%
5. a41 (1%)100%
5. Nh41 (1%)100%
5. e31 (1%)100%

Master games

565 over-the-board games are classified under this line (White 43%, draw 28%, Black 29%). The strongest:

Search all games of the King's Indian Attack, with Bf5 and its sub-variations

Highest-rated Lichess games

Comes from

King's Indian Attack (2. g3 d5) 1. Nf3 Nf6 2. g3 d5

Continuations

More King's Indian Attack, with Bf5 lines (all)

Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.